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   Aluminium car-body  evaluated  
In the last decade aluminium car bodies have replaced steel car bodies to a large extent. This has been a major step towards light and thus more energy efficient rail vehicles.
Technology field: Mass reduction
close main section General information
  open sub-section Description
close main section General criteria
  open sub-section Status of development: in use
  Time horizon for broad application: now
  Expected technological development: basically exploited
  Benefits (other than environmental): medium
  Barriers: low
  Applicability for railway segments: high
    Type of traction:  electric - DC, electric - AC, diesel
    Type of transportation:  passenger - main lines, passenger - high speed, passenger - regional lines, passenger - suburban lines
    Grade of diffusion into railway markets:
  Diffusion into relevant segment of fleet: > 20%
  Share of newly purchased stock: > 50%
  Market potential (railways): high
close main section Environmental criteria
  open sub-section Impacts on energy efficiency:
  Energy efficiency potential for single vehicle: 2 - 5%
  Energy efficiency potential throughout fleet: 1 - 2%
  Other environmental impacts: ambivalent
close main section Economic criteria
  open sub-section Vehicle - fix costs: low
  Vehicle - running costs: significant reduction
  Infrastructure - fix costs: none
  Infrastructure - running costs: unchanged
  Scale effects: low
  Amortisation: < 1 year
no data available Application outside railway sector (this technology is railway specific)
close main section Overall rating
  open sub-section Overall potential: very promising
  Time horizon: short-term
References / Links:
Attachments:
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Contact persons:
 date created: 2002-10-09
 
 
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